Effect of beta-adrenergic blockade on the toxicity of bronchoconstricters in guinea pigs.
D000818:Animals; D001980:Bronchi / Q000187:drug effects*; D004336:Drug Antagonism; D006168:Guinea Pigs; D006632:Histamine / Q000633:toxicity*; D007275:Injections, Intravenous; D009538:Nicotine / Q000633:toxicity*; D010477:Perfusion; D011433:Propranolol / Q000494:pharmacology*; D012701:Serotonin / Q000633:toxicity*; D014203:Tremorine / Q000633:toxicity*
D012701:Serotonin; D009538:Nicotine; D006632:Histamine; D011433:Propranolol; D014203:Tremorine